package com.android.internal.app;
+import android.animation.ObjectAnimator;
+import android.annotation.NonNull;
import android.app.Activity;
import android.content.ComponentName;
import android.content.Context;
import android.content.pm.PackageManager.NameNotFoundException;
import android.content.pm.ResolveInfo;
import android.database.DataSetObserver;
+import android.graphics.Color;
import android.graphics.drawable.Drawable;
import android.graphics.drawable.Icon;
import android.os.Bundle;
import android.service.chooser.IChooserTargetResult;
import android.service.chooser.IChooserTargetService;
import android.text.TextUtils;
+import android.util.FloatProperty;
import android.util.Log;
import android.util.Slog;
import android.view.LayoutInflater;
import android.view.View;
+import android.view.View.MeasureSpec;
import android.view.View.OnClickListener;
import android.view.View.OnLongClickListener;
import android.view.ViewGroup;
+import android.view.ViewGroup.LayoutParams;
+import android.view.animation.AnimationUtils;
+import android.view.animation.Interpolator;
import android.widget.AbsListView;
import android.widget.BaseAdapter;
import android.widget.ListView;
private Intent mReferrerFillInIntent;
private ChooserListAdapter mChooserListAdapter;
+ private ChooserRowAdapter mChooserRowAdapter;
private final List<ChooserTargetServiceConnection> mServiceConnections = new ArrayList<>();
boolean alwaysUseOption) {
final ListView listView = adapterView instanceof ListView ? (ListView) adapterView : null;
mChooserListAdapter = (ChooserListAdapter) adapter;
- adapterView.setAdapter(new ChooserRowAdapter(mChooserListAdapter));
+ mChooserRowAdapter = new ChooserRowAdapter(mChooserListAdapter);
+ mChooserRowAdapter.registerDataSetObserver(new OffsetDataSetObserver(adapterView));
+ adapterView.setAdapter(mChooserRowAdapter);
if (listView != null) {
listView.setItemsCanFocus(true);
}
int targetsToQuery = 0;
for (int i = 0, N = adapter.getDisplayResolveInfoCount(); i < N; i++) {
final DisplayResolveInfo dri = adapter.getDisplayResolveInfo(i);
+ if (adapter.getScore(dri) == 0) {
+ // A score of 0 means the app hasn't been used in some time;
+ // don't query it as it's not likely to be relevant.
+ continue;
+ }
final ActivityInfo ai = dri.getResolveInfo().activityInfo;
final Bundle md = ai.metaData;
final String serviceName = md != null ? convertServiceName(ai.packageName,
}
intent.setComponent(mChooserTarget.getComponentName());
intent.putExtras(mChooserTarget.getIntentExtras());
- activity.startActivityAsCaller(intent, options, true, userId);
+
+ // Important: we will ignore the target security checks in ActivityManager
+ // if and only if the ChooserTarget's target package is the same package
+ // where we got the ChooserTargetService that provided it. This lets a
+ // ChooserTargetService provide a non-exported or permission-guarded target
+ // to the chooser for the user to pick.
+ //
+ // If mSourceInfo is null, we got this ChooserTarget from the caller or elsewhere
+ // so we'll obey the caller's normal security checks.
+ final boolean ignoreTargetSecurity = mSourceInfo != null
+ && mSourceInfo.getResolvedComponentName().getPackageName()
+ .equals(mChooserTarget.getComponentName().getPackageName());
+ activity.startActivityAsCaller(intent, options, ignoreTargetSecurity, userId);
return true;
}
@Override
public int compare(ChooserTarget lhs, ChooserTarget rhs) {
// Descending order
- return (int) Math.signum(lhs.getScore() - rhs.getScore());
+ return (int) Math.signum(rhs.getScore() - lhs.getScore());
+ }
+ }
+
+ static class RowScale {
+ private static final int DURATION = 400;
+
+ float mScale;
+ ChooserRowAdapter mAdapter;
+ private final ObjectAnimator mAnimator;
+
+ public static final FloatProperty<RowScale> PROPERTY =
+ new FloatProperty<RowScale>("scale") {
+ @Override
+ public void setValue(RowScale object, float value) {
+ object.mScale = value;
+ object.mAdapter.notifyDataSetChanged();
+ }
+
+ @Override
+ public Float get(RowScale object) {
+ return object.mScale;
+ }
+ };
+
+ public RowScale(@NonNull ChooserRowAdapter adapter, float from, float to) {
+ mAdapter = adapter;
+ mScale = from;
+ if (from == to) {
+ mAnimator = null;
+ return;
+ }
+
+ mAnimator = ObjectAnimator.ofFloat(this, PROPERTY, from, to).setDuration(DURATION);
+ }
+
+ public RowScale setInterpolator(Interpolator interpolator) {
+ if (mAnimator != null) {
+ mAnimator.setInterpolator(interpolator);
+ }
+ return this;
+ }
+
+ public float get() {
+ return mScale;
+ }
+
+ public void startAnimation() {
+ if (mAnimator != null) {
+ mAnimator.start();
+ }
+ }
+
+ public void cancelAnimation() {
+ if (mAnimator != null) {
+ mAnimator.cancel();
+ }
}
}
private ChooserListAdapter mChooserListAdapter;
private final LayoutInflater mLayoutInflater;
private final int mColumnCount = 4;
+ private RowScale[] mServiceTargetScale;
+ private final Interpolator mInterpolator;
public ChooserRowAdapter(ChooserListAdapter wrappedAdapter) {
mChooserListAdapter = wrappedAdapter;
mLayoutInflater = LayoutInflater.from(ChooserActivity.this);
+ mInterpolator = AnimationUtils.loadInterpolator(ChooserActivity.this,
+ android.R.interpolator.decelerate_quint);
+
wrappedAdapter.registerDataSetObserver(new DataSetObserver() {
@Override
public void onChanged() {
super.onChanged();
+ final int rcount = getServiceTargetRowCount();
+ if (mServiceTargetScale == null
+ || mServiceTargetScale.length != rcount) {
+ RowScale[] old = mServiceTargetScale;
+ int oldRCount = old != null ? old.length : 0;
+ mServiceTargetScale = new RowScale[rcount];
+ if (old != null && rcount > 0) {
+ System.arraycopy(old, 0, mServiceTargetScale, 0,
+ Math.min(old.length, rcount));
+ }
+
+ for (int i = rcount; i < oldRCount; i++) {
+ old[i].cancelAnimation();
+ }
+
+ for (int i = oldRCount; i < rcount; i++) {
+ final RowScale rs = new RowScale(ChooserRowAdapter.this, 0.f, 1.f)
+ .setInterpolator(mInterpolator);
+ mServiceTargetScale[i] = rs;
+ }
+
+ // Start the animations in a separate loop.
+ // The process of starting animations will result in
+ // binding views to set up initial values, and we must
+ // have ALL of the new RowScale objects created above before
+ // we get started.
+ for (int i = oldRCount; i < rcount; i++) {
+ mServiceTargetScale[i].startAnimation();
+ }
+ }
+
notifyDataSetChanged();
}
public void onInvalidated() {
super.onInvalidated();
notifyDataSetInvalidated();
+ if (mServiceTargetScale != null) {
+ for (RowScale rs : mServiceTargetScale) {
+ rs.cancelAnimation();
+ }
+ }
}
});
}
+ private float getRowScale(int rowPosition) {
+ final int start = getCallerTargetRowCount();
+ final int end = start + getServiceTargetRowCount();
+ if (rowPosition >= start && rowPosition < end) {
+ return mServiceTargetScale[rowPosition - start].get();
+ }
+ return 1.f;
+ }
+
@Override
public int getCount() {
return (int) (
- Math.ceil((float) mChooserListAdapter.getCallerTargetCount() / mColumnCount)
- + Math.ceil((float) mChooserListAdapter.getServiceTargetCount() / mColumnCount)
+ getCallerTargetRowCount()
+ + getServiceTargetRowCount()
+ Math.ceil((float) mChooserListAdapter.getStandardTargetCount() / mColumnCount)
);
}
+ public int getCallerTargetRowCount() {
+ return (int) Math.ceil(
+ (float) mChooserListAdapter.getCallerTargetCount() / mColumnCount);
+ }
+
+ public int getServiceTargetRowCount() {
+ return (int) Math.ceil(
+ (float) mChooserListAdapter.getServiceTargetCount() / mColumnCount);
+ }
+
@Override
public Object getItem(int position) {
// We have nothing useful to return here.
@Override
public View getView(int position, View convertView, ViewGroup parent) {
- final View[] holder;
+ final RowViewHolder holder;
if (convertView == null) {
holder = createViewHolder(parent);
} else {
- holder = (View[]) convertView.getTag();
+ holder = (RowViewHolder) convertView.getTag();
}
bindViewHolder(position, holder);
- // We keep the actual list item view as the last item in the holder array
- return holder[mColumnCount];
+ return holder.row;
}
- View[] createViewHolder(ViewGroup parent) {
- final View[] holder = new View[mColumnCount + 1];
-
+ RowViewHolder createViewHolder(ViewGroup parent) {
final ViewGroup row = (ViewGroup) mLayoutInflater.inflate(R.layout.chooser_row,
parent, false);
+ final RowViewHolder holder = new RowViewHolder(row, mColumnCount);
+ final int spec = MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED);
+
for (int i = 0; i < mColumnCount; i++) {
- holder[i] = mChooserListAdapter.createView(row);
- row.addView(holder[i]);
+ final View v = mChooserListAdapter.createView(row);
+ final int column = i;
+ v.setOnClickListener(new OnClickListener() {
+ @Override
+ public void onClick(View v) {
+ startSelected(holder.itemIndices[column], false, true);
+ }
+ });
+ v.setOnLongClickListener(new OnLongClickListener() {
+ @Override
+ public boolean onLongClick(View v) {
+ showAppDetails(
+ mChooserListAdapter.resolveInfoForPosition(
+ holder.itemIndices[column], true));
+ return true;
+ }
+ });
+ row.addView(v);
+ holder.cells[i] = v;
+
+ // Force height to be a given so we don't have visual disruption during scaling.
+ LayoutParams lp = v.getLayoutParams();
+ v.measure(spec, spec);
+ if (lp == null) {
+ lp = new LayoutParams(LayoutParams.MATCH_PARENT, v.getMeasuredHeight());
+ row.setLayoutParams(lp);
+ } else {
+ lp.height = v.getMeasuredHeight();
+ }
+ }
+
+ // Pre-measure so we can scale later.
+ holder.measure();
+ LayoutParams lp = row.getLayoutParams();
+ if (lp == null) {
+ lp = new LayoutParams(LayoutParams.MATCH_PARENT, holder.measuredRowHeight);
+ row.setLayoutParams(lp);
+ } else {
+ lp.height = holder.measuredRowHeight;
}
row.setTag(holder);
- holder[mColumnCount] = row;
return holder;
}
- void bindViewHolder(int rowPosition, View[] holder) {
+ void bindViewHolder(int rowPosition, RowViewHolder holder) {
final int start = getFirstRowPosition(rowPosition);
final int startType = mChooserListAdapter.getPositionTargetType(start);
end--;
}
- final ViewGroup row = (ViewGroup) holder[mColumnCount];
-
if (startType == ChooserListAdapter.TARGET_SERVICE) {
- row.setBackgroundColor(getColor(R.color.chooser_service_row_background_color));
+ holder.row.setBackgroundColor(
+ getColor(R.color.chooser_service_row_background_color));
} else {
- row.setBackground(null);
+ holder.row.setBackgroundColor(Color.TRANSPARENT);
+ }
+
+ final int oldHeight = holder.row.getLayoutParams().height;
+ holder.row.getLayoutParams().height = Math.max(1,
+ (int) (holder.measuredRowHeight * getRowScale(rowPosition)));
+ if (holder.row.getLayoutParams().height != oldHeight) {
+ holder.row.requestLayout();
}
for (int i = 0; i < mColumnCount; i++) {
- final View v = holder[i];
+ final View v = holder.cells[i];
if (start + i <= end) {
v.setVisibility(View.VISIBLE);
- final int itemIndex = start + i;
- mChooserListAdapter.bindView(itemIndex, v);
- v.setOnClickListener(new OnClickListener() {
- @Override
- public void onClick(View v) {
- startSelected(itemIndex, false, true);
- }
- });
- v.setOnLongClickListener(new OnLongClickListener() {
- @Override
- public boolean onLongClick(View v) {
- showAppDetails(
- mChooserListAdapter.resolveInfoForPosition(itemIndex, true));
- return true;
- }
- });
+ holder.itemIndices[i] = start + i;
+ mChooserListAdapter.bindView(holder.itemIndices[i], v);
} else {
v.setVisibility(View.GONE);
}
}
}
+ static class RowViewHolder {
+ final View[] cells;
+ final ViewGroup row;
+ int measuredRowHeight;
+ int[] itemIndices;
+
+ public RowViewHolder(ViewGroup row, int cellCount) {
+ this.row = row;
+ this.cells = new View[cellCount];
+ this.itemIndices = new int[cellCount];
+ }
+
+ public void measure() {
+ final int spec = MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED);
+ row.measure(spec, spec);
+ measuredRowHeight = row.getMeasuredHeight();
+ }
+ }
+
static class ChooserTargetServiceConnection implements ServiceConnection {
private final DisplayResolveInfo mOriginalTarget;
private ComponentName mConnectedComponent;
mSelectedTarget = null;
}
}
+
+ class OffsetDataSetObserver extends DataSetObserver {
+ private final AbsListView mListView;
+ private int mCachedViewType = -1;
+ private View mCachedView;
+
+ public OffsetDataSetObserver(AbsListView listView) {
+ mListView = listView;
+ }
+
+ @Override
+ public void onChanged() {
+ if (mResolverDrawerLayout == null) {
+ return;
+ }
+
+ final int chooserTargetRows = mChooserRowAdapter.getServiceTargetRowCount();
+ int offset = 0;
+ for (int i = 0; i < chooserTargetRows; i++) {
+ final int pos = mChooserRowAdapter.getCallerTargetRowCount() + i;
+ final int vt = mChooserRowAdapter.getItemViewType(pos);
+ if (vt != mCachedViewType) {
+ mCachedView = null;
+ }
+ final View v = mChooserRowAdapter.getView(pos, mCachedView, mListView);
+ int height = ((RowViewHolder) (v.getTag())).measuredRowHeight;
+
+ offset += (int) (height * mChooserRowAdapter.getRowScale(pos));
+
+ if (vt >= 0) {
+ mCachedViewType = vt;
+ mCachedView = v;
+ } else {
+ mCachedViewType = -1;
+ }
+ }
+
+ mResolverDrawerLayout.setCollapsibleHeightReserved(offset);
+ }
+ }
}